EP 0533387 A3 19930519 - IMPROVED APPARATUS FOR THE THERMIC CUTTING OF MATERIALS
Title (en)
IMPROVED APPARATUS FOR THE THERMIC CUTTING OF MATERIALS
Publication
Application
Priority
GB 9119919 A 19910918
Abstract (en)
[origin: EP0533387A2] In a continuous thermic cutting operation, assist gas is supplied to a thermic cutter in the form of pulses at a predetermined frequency. The pulse effect can be achieved by means of a solenoid valve, mechanical rotary valve, cam driven valve or a self propelled valve. <IMAGE>
IPC 1-7
IPC 8 full level
B23K 26/00 (2006.01); B23K 26/14 (2006.01); B23K 26/38 (2006.01)
CPC (source: EP KR US)
B23K 26/123 (2013.01 - EP US); B23K 26/14 (2013.01 - KR); B23K 26/1435 (2013.01 - EP US); B23K 26/1462 (2015.10 - EP US); B23K 26/38 (2013.01 - KR)
Citation (search report)
- [Y] DE 3927451 C1 19900726
- [AD] GB 2194190 A 19880302 - ELECTRICITY COUNCIL
- [Y] DATABASE WPIL Week 8150, Derwent Publications Ltd., London, GB; AN 81-92704D & SU-A-812 461 (METALLURGY RES INST)
Designated contracting state (EPC)
BE DE DK FR GB IT NL SE
DOCDB simple family (publication)
EP 0533387 A2 19930324; EP 0533387 A3 19930519; AU 2289692 A 19930325; AU 653628 B2 19941006; CN 1070855 A 19930414; GB 9119919 D0 19911030; JP H05212567 A 19930824; KR 930005715 A 19930420; US 5367142 A 19941122
DOCDB simple family (application)
EP 92308172 A 19920909; AU 2289692 A 19920910; CN 92110483 A 19920918; GB 9119919 A 19910918; JP 29367592 A 19920918; KR 920016964 A 19920917; US 94508892 A 19920915